Home / 2,951.10-4,072.34-1,624.74

Finding the Fourth Proportional to 2,951.10, 4,072.34 and 1,624.74

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Solution

The fourth proportional to 2,951.10, 4,072.34 and 1,624.74 is: 2,242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.10 : 4,072.34 = 1,624.74 : x
  2. Step 2: Convert to fraction form
    2,951.10/4,072.34 = 1,624.74/x
  3. Step 3: Cross multiply
    2,951.10x = 4,072.34 × 1,624.74
  4. Step 4: Simplify right side
    2,951.10x = 6,616,493.69
  5. Step 5: Solve for x
    x = 6,616,493.69/2,951.10
  6. Step 6: Final answer
    x = 2,242.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.